public async Task <IActionResult> PutMerchant(int id, UpdateMerchantDTO merchant)
        {
            if (id != merchant.Id)
            {
                return(BadRequest());
            }

            var completed = await merchantsService.PutMerchant(id, mapper.Map <Merchant>(merchant));

            if (!completed)
            {
                return(NotFound());
            }
            else
            {
                return(Ok());
            }
        }